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CY8CMBR3108-LQXIT
Public Made by Adomby adom
Infineon Cypress Semicon Touch Sensors, QFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+53@@ -0,0 +1,53 @@+# CY8CMBR3108-LQXIT++**Infineon Cypress Semicon** · Touch Sensors · QFN-16-EP(3x3)++CY8CMBR3108-LQXIT from Infineon Cypress Semicon, in a QFN-16-EP(3x3). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | CS0/PS0 | input | CapSense button or proximity sensor input; controls GPO0. |+| 2 | CS1/PS1 | input | CapSense button or proximity sensor input; controls GPO1. |+| 3 | CMOD | passive | External modulating capacitor (connect 2.2 nF, 5 V, X7R or NPO type). |+| 4 | VCC | power_in | Internal regulator output; connect 0.1-µF decoupling capacitor if VDD > 1.8 V, short to VDD if 1.71 V ≤ VDD ≤ 1.89 V. |+| 5 | VDDIO | power_in | Power supply for I2C and HI lines (1.71 V to VDD). |+| 6 | VDD | power_in | Primary power supply (1.8 V to 5.5 V). |+| 7 | VSS | power_in | Ground. |+| 8 | CS4/GPO0 | bidirectional | CapSense button input or General Purpose Output; configurable via I2C. |+| 9 | CS5/GPO1 | bidirectional | CapSense button input or General Purpose Output; configurable via I2C. |+| 10 | CS6/GPO2 | bidirectional | CapSense button input or General Purpose Output; configurable via I2C. |+| 11 | CS7/GPO3/SH | bidirectional | CapSense button, General Purpose Output, or shield electrode (SPO1); configurable via I2C. |+| 12 | CS2/GUARD | input | CapSense button or guard sensor; functions as AXRES during boot-up. |+| 13 | CS3 | input | CapSense button input; controls GPO3. |+| 14 | I2C SDA | bidirectional | I2C serial data line (open-drain); pull-up resistor required. |+| 15 | I2C SCL | bidirectional | I2C serial clock line (open-drain); pull-up resistor required. |+| 16 | HI/BUZ | output | Host interrupt output or buzzer output (SPO0); supply voltage should equal VDDIO. |+| 17 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Infineon Cypress Semicon |+| Package | QFN-16-EP(3x3) |+| Category | Sensors |+| Pins | 17 |++## CAD (KiCad official)++- Symbol: `CY8CMBR3108-LQXIT`+- Footprint: `Package_DFN_QFN:QFN-16-1EP_3x3mm_P0.5mm_EP1.7x1.7mm`+- 3D model: QFN-16-EP(3x3) (KiCad packages3D, STEP)+- 3D model files: `cy8cmbr3108-lqxit-etched.step` / `cy8cmbr3108-lqxit-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cy8cmbr3108-lqxit.step` / `cy8cmbr3108-lqxit.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Infineon Cypress Semicon datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588936859363368960) (42 pp, sha256 `c922377abc0466b1`, retrieved 2026-09-22, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/cy8cmbr3108-lqxit-datasheet.pdf)
page.jsonadded+199@@ -0,0 +1,199 @@+{+ "slug": "cy8cmbr3108-lqxit",+ "version": "0.1.0",+ "type": "component",+ "description": "Infineon Cypress Semicon Touch Sensors, QFN-16-EP(3x3). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "sensors",+ "cy8cmbr3108-lqxit",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "cy8cmbr3108-lqxit.kicad_sym",+ "cy8cmbr3108-lqxit.kicad_mod",+ "cy8cmbr3108-lqxit.glb",+ "cy8cmbr3108-lqxit.step",+ "cy8cmbr3108-lqxit.lbr",+ "docs/hero.png",+ "docs/cy8cmbr3108-lqxit-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "CY8CMBR3108-LQXIT",+ "manufacturer": "Infineon Cypress Semicon",+ "package": "QFN-16-EP(3x3)",+ "pin_count": 17,+ "category": "Sensors",+ "subcategory": "Touch Sensors",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588936859363368960",+ "parts": {+ "symbol": "cy8cmbr3108-lqxit.kicad_sym",+ "footprint": "cy8cmbr3108-lqxit.kicad_mod",+ "model_3d": "cy8cmbr3108-lqxit-etched.glb",+ "model_3d_plain": "cy8cmbr3108-lqxit.glb",+ "model_3d_step": "cy8cmbr3108-lqxit-etched.step",+ "model_3d_step_plain": "cy8cmbr3108-lqxit.step",+ "lbr": "cy8cmbr3108-lqxit.lbr"+ },+ "distributor_links": {+ "lcsc": "C462528"+ },+ "pins": [+ {+ "number": "1",+ "name": "CS0/PS0",+ "type": "input",+ "description": "CapSense button or proximity sensor input; controls GPO0."+ },+ {+ "number": "2",+ "name": "CS1/PS1",+ "type": "input",+ "description": "CapSense button or proximity sensor input; controls GPO1."+ },+ {+ "number": "3",+ "name": "CMOD",+ "type": "passive",+ "description": "External modulating capacitor (connect 2.2 nF, 5 V, X7R or NPO type)."+ },+ {+ "number": "4",+ "name": "VCC",+ "type": "power_in",+ "description": "Internal regulator output; connect 0.1-µF decoupling capacitor if VDD > 1.8 V, short to VDD if 1.71 V ≤ VDD ≤ 1.89 V."+ },+ {+ "number": "5",+ "name": "VDDIO",+ "type": "power_in",+ "description": "Power supply for I2C and HI lines (1.71 V to VDD)."+ },+ {+ "number": "6",+ "name": "VDD",+ "type": "power_in",+ "description": "Primary power supply (1.8 V to 5.5 V)."+ },+ {+ "number": "7",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "8",+ "name": "CS4/GPO0",+ "type": "bidirectional",+ "description": "CapSense button input or General Purpose Output; configurable via I2C."+ },+ {+ "number": "9",+ "name": "CS5/GPO1",+ "type": "bidirectional",+ "description": "CapSense button input or General Purpose Output; configurable via I2C."+ },+ {+ "number": "10",+ "name": "CS6/GPO2",+ "type": "bidirectional",+ "description": "CapSense button input or General Purpose Output; configurable via I2C."+ },+ {+ "number": "11",+ "name": "CS7/GPO3/SH",+ "type": "bidirectional",+ "description": "CapSense button, General Purpose Output, or shield electrode (SPO1); configurable via I2C."+ },+ {+ "number": "12",+ "name": "CS2/GUARD",+ "type": "input",+ "description": "CapSense button or guard sensor; functions as AXRES during boot-up."+ },+ {+ "number": "13",+ "name": "CS3",+ "type": "input",+ "description": "CapSense button input; controls GPO3."+ },+ {+ "number": "14",+ "name": "I2C SDA",+ "type": "bidirectional",+ "description": "I2C serial data line (open-drain); pull-up resistor required."+ },+ {+ "number": "15",+ "name": "I2C SCL",+ "type": "bidirectional",+ "description": "I2C serial clock line (open-drain); pull-up resistor required."+ },+ {+ "number": "16",+ "name": "HI/BUZ",+ "type": "output",+ "description": "Host interrupt output or buzzer output (SPO0); supply voltage should equal VDDIO."+ },+ {+ "number": "17",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pin 9 (CS5/GPO1) type shown as '–' in datasheet table but description indicates bidirectional capabi",+ "exposed pad 17 added from the footprint",+ "dropped thermal pad ['EP'] absent from footprint"+ ],+ "pages_sent": 42,+ "cost_usd": 0.5077,+ "at": "2026-09-22T02:46:54"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588936859363368960",+ "pages": 42,+ "sha256": "c922377abc0466b1",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 17,+ "described": 17,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}